I'm trying to make a login page in PHP, and I'm trying to construct the query here:
$q = 'SELECT * FROM users WHERE userid="'+$username+'"';
When I echo it out with
echo $q
I get 0. When I do
$q = 'SELECT * FROM users WHERE userid="'+"test"+'"';
I get 0. When I do
$q = 'SELECT * FROM users WHERE userid="michael"';
I get my expected result of the string being printed out